VLOOKUP / Join Tool
Join two CSV files using 7 powerful join types. No formulas needed.
How it works: Upload 2 CSV files → select join columns → choose join type (Inner, Left, Right, etc.) → download joined file. Privacy first: Everything happens in your browser — your data never leaves your device.
Left Table
Right Table
Benchmark Performance
Real-world tested, production-ready
212K rows/sec
5M+ rows
7 join types
View full benchmark →